AU2005253076A1 - System, method, and computer program product for providing digital rights management of protected content - Google Patents

System, method, and computer program product for providing digital rights management of protected content Download PDF

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Publication number
AU2005253076A1
AU2005253076A1 AU2005253076A AU2005253076A AU2005253076A1 AU 2005253076 A1 AU2005253076 A1 AU 2005253076A1 AU 2005253076 A AU2005253076 A AU 2005253076A AU 2005253076 A AU2005253076 A AU 2005253076A AU 2005253076 A1 AU2005253076 A1 AU 2005253076A1
Authority
AU
Australia
Prior art keywords
client
content
piece
encryption key
authorized
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Abandoned
Application number
AU2005253076A
Other languages
English (en)
Inventor
William M. Abrams
Ricky Lee Johnson
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Vital Source Technologies Inc
Original Assignee
Vital Source Technologies Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Vital Source Technologies Inc filed Critical Vital Source Technologies Inc
Publication of AU2005253076A1 publication Critical patent/AU2005253076A1/en
Priority to AU2010201915A priority Critical patent/AU2010201915B2/en
Abandoned legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L63/00—Network architectures or network communication protocols for network security
    • H04L63/04—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks
    • H04L63/0428—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/10—Protecting distributed programs or content, e.g. vending or licensing of copyrighted material ; Digital rights management [DRM]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/08—Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
    • H04L9/0816—Key establishment, i.e. cryptographic processes or cryptographic protocols whereby a shared secret becomes available to two or more parties, for subsequent use
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L2209/00—Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
    • H04L2209/24—Key scheduling, i.e. generating round keys or sub-keys for block encryption

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Software Systems (AREA)
  • Theoretical Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Technology Law (AREA)
  • Multimedia (AREA)
  • Computing Systems (AREA)
  • Storage Device Security (AREA)
  • Management, Administration, Business Operations System, And Electronic Commerce (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
AU2005253076A 2004-06-04 2005-05-25 System, method, and computer program product for providing digital rights management of protected content Abandoned AU2005253076A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU2010201915A AU2010201915B2 (en) 2004-06-04 2010-05-12 System, method, and computer program product for providing digital rights management of protected content

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US10/860,627 2004-06-04
US10/860,627 US20050273629A1 (en) 2004-06-04 2004-06-04 System, method and computer program product for providing digital rights management of protected content
PCT/US2005/018431 WO2005121925A1 (fr) 2004-06-04 2005-05-25 Systeme, procede et programme informatique destines a la gestion des droits numeriques d'un contenu protege

Related Child Applications (1)

Application Number Title Priority Date Filing Date
AU2010201915A Division AU2010201915B2 (en) 2004-06-04 2010-05-12 System, method, and computer program product for providing digital rights management of protected content

Publications (1)

Publication Number Publication Date
AU2005253076A1 true AU2005253076A1 (en) 2005-12-22

Family

ID=34971055

Family Applications (2)

Application Number Title Priority Date Filing Date
AU2005253076A Abandoned AU2005253076A1 (en) 2004-06-04 2005-05-25 System, method, and computer program product for providing digital rights management of protected content
AU2010201915A Ceased AU2010201915B2 (en) 2004-06-04 2010-05-12 System, method, and computer program product for providing digital rights management of protected content

Family Applications After (1)

Application Number Title Priority Date Filing Date
AU2010201915A Ceased AU2010201915B2 (en) 2004-06-04 2010-05-12 System, method, and computer program product for providing digital rights management of protected content

Country Status (7)

Country Link
US (3) US20050273629A1 (fr)
EP (1) EP1756695A1 (fr)
JP (1) JP2008502049A (fr)
CN (1) CN101014922A (fr)
AU (2) AU2005253076A1 (fr)
CA (1) CA2568739C (fr)
WO (1) WO2005121925A1 (fr)

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Also Published As

Publication number Publication date
AU2010201915B2 (en) 2012-08-02
CA2568739A1 (fr) 2005-12-22
AU2010201915A1 (en) 2010-06-03
CN101014922A (zh) 2007-08-08
JP2008502049A (ja) 2008-01-24
EP1756695A1 (fr) 2007-02-28
US20140344577A1 (en) 2014-11-20
US20050273629A1 (en) 2005-12-08
WO2005121925A1 (fr) 2005-12-22
CA2568739C (fr) 2012-12-04
US20090122982A1 (en) 2009-05-14

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